DE3063016D1 - Optical circulator - Google Patents

Optical circulator

Info

Publication number
DE3063016D1
DE3063016D1 DE8080300455T DE3063016T DE3063016D1 DE 3063016 D1 DE3063016 D1 DE 3063016D1 DE 8080300455 T DE8080300455 T DE 8080300455T DE 3063016 T DE3063016 T DE 3063016T DE 3063016 D1 DE3063016 D1 DE 3063016D1
Authority
DE
Germany
Prior art keywords
optical circulator
circulator
optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8080300455T
Other languages
English (en)
Inventor
Hideo Kuwahara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE3063016D1 publication Critical patent/DE3063016D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect
    • G02F1/093—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect used as non-reciprocal devices, e.g. optical isolators, circulators
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2203/00—Function characteristic
    • G02F2203/06—Polarisation independent

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Optical Communication System (AREA)
DE8080300455T 1979-02-21 1980-02-15 Optical circulator Expired DE3063016D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979020175U JPS55121215U (de) 1979-02-21 1979-02-21

Publications (1)

Publication Number Publication Date
DE3063016D1 true DE3063016D1 (en) 1983-06-16

Family

ID=12019833

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080300455T Expired DE3063016D1 (en) 1979-02-21 1980-02-15 Optical circulator

Country Status (5)

Country Link
US (1) US4650289A (de)
EP (1) EP0015129B1 (de)
JP (1) JPS55121215U (de)
CA (1) CA1149499A (de)
DE (1) DE3063016D1 (de)

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DE3577236D1 (de) * 1984-12-13 1990-05-23 Stc Plc Optischer verstaerker.
US4988170A (en) * 1989-03-31 1991-01-29 Gte Laboratories Incorporated Quasi-achromatic optical isolators and circulators
US4991938A (en) * 1989-04-07 1991-02-12 Gte Laboratories Incorporated Quasi-achromatic optical isolators and circulators using prisms with total internal fresnel reflection
US4978189A (en) * 1989-11-14 1990-12-18 At&T Bell Laboratories Hybrid optical isolator, circulator or switch, and systems utilizing same
EP0491607B1 (de) * 1990-12-17 1996-07-31 Nippon Telegraph And Telephone Corporation Optischer Zirkulator
CA2058036C (en) * 1990-12-20 1997-10-28 Kazuo Shiraishi Optical isolator
JP2677726B2 (ja) * 1991-09-20 1997-11-17 富士通株式会社 光送信機
US5212586A (en) * 1991-11-26 1993-05-18 Optics For Research Optical circulator having a simplified construction
US5889609A (en) * 1992-07-31 1999-03-30 Fujitsu Limited Optical attenuator
AU671501B2 (en) * 1992-10-20 1996-08-29 Telstra Corporation Limited An optical circulator
AU682636B2 (en) * 1992-10-20 1997-10-09 Telstra Corporation Limited An optical circulator
WO1994009400A1 (en) * 1992-10-20 1994-04-28 Telstra Corporation Limited An optical circulator
US5381250A (en) * 1992-11-06 1995-01-10 Displaytech, Inc. Electro-optical switch with 4 port modules with electro-optic polarization rotators
US5319483A (en) * 1992-12-04 1994-06-07 Williams Telecommunications Group, Inc. Polarization independent low cross-talk optical circulator
US5400418A (en) * 1992-12-04 1995-03-21 Williams Telecommunication Group, Inc. Polarization independent all-fiber optical circulator
WO1997005518A1 (en) * 1995-07-27 1997-02-13 Jds Fitel Inc. Optical circulator
JP3667827B2 (ja) * 1995-08-29 2005-07-06 富士通株式会社 ファラデー回転子
US5689593A (en) * 1995-10-13 1997-11-18 E-Tek Dynamics, Inc. Compact fiberoptic circulator with low polarization mode dispersion
JP3739471B2 (ja) * 1996-03-01 2006-01-25 富士通株式会社 光可変減衰器
JP3737566B2 (ja) * 1996-06-20 2006-01-18 富士通株式会社 光デバイス
US6005697A (en) * 1996-07-23 1999-12-21 Macro-Vision Communications, L.L.C. Multi-wavelength cross-connect optical network
US5694233A (en) * 1996-07-23 1997-12-02 Macro-Vision Communications, Llc Switchable wavelength router
US5912748A (en) * 1996-07-23 1999-06-15 Chorum Technologies Inc. Switchable wavelength router
US5724165A (en) * 1996-07-23 1998-03-03 Macro-Vision Communications, L.L.C. Fault-tolerant optical routing switch
US6487014B2 (en) * 1996-08-12 2002-11-26 National Research Council Of Canada High isolation optical switch, isolator or circulator having thin film polarizing beam-splitters
JP3773601B2 (ja) * 1996-09-18 2006-05-10 富士通株式会社 ファラデー回転子
US6847786B2 (en) 1996-10-29 2005-01-25 Ec-Optics Technology, Inc. Compact wavelength filter using optical birefringence and reflective elements
US6115155A (en) 1996-10-29 2000-09-05 Chorum Technologies Inc. System for dealing with faults in an optical link
US6243200B1 (en) 2000-03-02 2001-06-05 Chorum Technologies, Inc. Optical wavelength router based on polarization interferometer
US6285478B1 (en) 1998-03-26 2001-09-04 Chorum Technologies Lp Programmable optical add/drop device
US6545783B1 (en) 1996-10-29 2003-04-08 Chorum Technologies Lp Optical wavelength add/drop multiplexer
US6208442B1 (en) 1998-03-26 2001-03-27 Chorum Technologies, Inc. Programmable optical multiplexer
US6163393A (en) 1996-10-29 2000-12-19 Chorum Technologies Inc. Method and apparatus for wavelength multipexing/demultiplexing
US6166838A (en) 1997-03-24 2000-12-26 Chorum Technologies, Inc. Optical add/drop wavelength switch
JPH10161076A (ja) * 1996-11-29 1998-06-19 Fujitsu Ltd 磁気光学効果を利用した光デバイス
US6049404A (en) * 1997-04-02 2000-04-11 Macro-Vision Communications Inc. N+M digitally programmable optical routing switch
US5946116A (en) * 1997-04-02 1999-08-31 Wu; Kuang-Yi 1 X N digitally programmable optical routing switch
US6275312B1 (en) 1997-04-02 2001-08-14 Chorum Technologies Lp Optical routing switch
CN1274494A (zh) * 1997-08-08 2000-11-22 乔拉姆技术公司 多波长交叉连接光纤网
US5930039A (en) * 1997-12-08 1999-07-27 U.S.A Kaifa Technology, Inc. Optical circulator
JP3779054B2 (ja) * 1998-01-23 2006-05-24 富士通株式会社 可変光学フィルタ
US6101026A (en) * 1998-01-27 2000-08-08 Agilent Technologies, Inc. Reversible amplifier for optical networks
JP3638777B2 (ja) 1998-02-04 2005-04-13 富士通株式会社 利得等化のための方法並びに該方法の実施に使用する装置及びシステム
US6441955B1 (en) * 1998-02-27 2002-08-27 Fujitsu Limited Light wavelength-multiplexing systems
US6496300B2 (en) 1998-02-27 2002-12-17 Fujitsu Limited Optical amplifier
US6075596A (en) * 1998-05-19 2000-06-13 E-Tek Dynamics, Inc. Low cost fiber optic circulator
US6134358A (en) 1998-08-27 2000-10-17 Chorum Technologies Inc. N x N switch array with reduced components
US6721508B1 (en) * 1998-12-14 2004-04-13 Tellabs Operations Inc. Optical line terminal arrangement, apparatus and methods
US6407861B1 (en) * 1999-04-06 2002-06-18 Adc Telecommunications, Inc. Adjustable optical circulator
US6519060B1 (en) 1999-06-04 2003-02-11 Chorum Technologies Lp Synchronous optical network in frequency domain
US6178044B1 (en) * 1999-08-31 2001-01-23 Oplink Communications, Inc. Method and system for providing an optical circulator
US6853488B1 (en) 1999-09-23 2005-02-08 Avanex Corporation Reflection-type optical circulator utilizing a lens and birefringent plates
US6236506B1 (en) 1999-09-23 2001-05-22 Avanex Corporation Reflection-type optical circulation utilizing a lens and birefringent plates
US6353691B1 (en) 2000-01-27 2002-03-05 Oplink Communications, Inc. Method and system for splitting or combining optical signal
US6421177B1 (en) * 2000-03-03 2002-07-16 Arroyo Optics, Inc. Interleaving optical filter
US6515786B1 (en) 2001-08-03 2003-02-04 Chorum Technologies Lp Bandwidth variable wavelength router and method of operation
US6700697B2 (en) 2002-01-23 2004-03-02 Np Photonics, Inc. Reflective erbium-doped amplifier
US6954307B2 (en) * 2002-02-12 2005-10-11 Oplink Communications, Inc. Four-port PM circulator
US6876784B2 (en) * 2002-05-30 2005-04-05 Nanoopto Corporation Optical polarization beam combiner/splitter
US7386205B2 (en) * 2002-06-17 2008-06-10 Jian Wang Optical device and method for making same
US20040047039A1 (en) * 2002-06-17 2004-03-11 Jian Wang Wide angle optical device and method for making same
US7283571B2 (en) * 2002-06-17 2007-10-16 Jian Wang Method and system for performing wavelength locking of an optical transmission source
JP2006508376A (ja) 2002-06-18 2006-03-09 ナノオプト コーポレーション 機能性が拡張された光部品およびその製造方法
US7031574B2 (en) * 2002-07-10 2006-04-18 Finisar Corporation Plug-in module for providing bi-directional data transmission
US7039278B1 (en) * 2002-07-10 2006-05-02 Finisar Corporation Single-fiber bi-directional transceiver
US7050233B2 (en) 2002-08-01 2006-05-23 Nanoopto Corporation Precision phase retardation devices and method of making same
US6920272B2 (en) * 2002-10-09 2005-07-19 Nanoopto Corporation Monolithic tunable lasers and reflectors
US7013064B2 (en) * 2002-10-09 2006-03-14 Nanoopto Corporation Freespace tunable optoelectronic device and method
US7268946B2 (en) * 2003-02-10 2007-09-11 Jian Wang Universal broadband polarizer, devices incorporating same, and method of making same
US20040258355A1 (en) * 2003-06-17 2004-12-23 Jian Wang Micro-structure induced birefringent waveguiding devices and methods of making same
US20060044650A1 (en) * 2004-08-27 2006-03-02 Liren Du Low insertion loss circulator
DE102007057856B4 (de) * 2007-11-29 2017-08-10 Toptica Photonics Ag Faserlaser mit ringförmigem Resonator
US8314988B2 (en) * 2007-12-21 2012-11-20 Infinera Corporation Polarization insensitive optical circuit
US8452185B2 (en) * 2007-12-21 2013-05-28 Infinera Corporation Polarization insensitive optical circuit
KR100973981B1 (ko) * 2009-01-05 2010-08-05 한국과학기술연구원 주파수 가변 신호 발생 장치 및 방법
DE102011052686B4 (de) 2011-08-12 2013-09-05 Leica Microsystems Cms Gmbh Einrichtung und Verfahren zum Verteilen von Beleuchtungslicht und Detektionslicht in einem Mikroskop in Abhängigkeit des jeweiligen Polarisierungszustands und Mikroskop mit einer solchen Einrichtung
US20130218027A1 (en) * 2012-02-22 2013-08-22 Boston Scientific Scimed, Inc. Imaging device and methods of using the same
US20130265583A1 (en) * 2012-04-06 2013-10-10 Teledyne Scientific & Imaging, Llc Fiber optic position sensing system
US10775637B2 (en) 2017-12-06 2020-09-15 Google Llc Integrated optical circulator enabling polarization diversity
CN109814284B (zh) * 2019-04-02 2024-03-29 桂林光隆光学科技有限公司 一种超微型光环行器

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US2745316A (en) * 1952-12-23 1956-05-15 Rca Corp High efficiency polarizing light valve
US2867772A (en) * 1956-06-29 1959-01-06 Philip J Allen Microwave circulator
US3267804A (en) * 1963-01-03 1966-08-23 Bell Telephone Labor Inc Optical circulator
US3401590A (en) * 1965-03-01 1968-09-17 Sylvania Electric Prod Optical coupler
US4153328A (en) * 1974-05-13 1979-05-08 The Regents Of The University Of California Polarization converter and circuit elements for use in optical waveguides
JPS6049297B2 (ja) * 1977-05-31 1985-11-01 日本電気株式会社 光アイソレ−タ
US4272159A (en) * 1978-11-28 1981-06-09 Nippon Telegraph & Telephone Corporation Optical circulator

Also Published As

Publication number Publication date
JPS55121215U (de) 1980-08-28
EP0015129B1 (de) 1983-05-11
CA1149499A (en) 1983-07-05
EP0015129A1 (de) 1980-09-03
US4650289A (en) 1987-03-17

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee